CN213082211U

CN213082211U - Fixed die core-pulling structure of injection mold for smart home product

Info

Publication number: CN213082211U
Application number: CN202021331531.6U
Authority: CN
Inventors: 姬永龙
Original assignee: Iv Techmould Suzhou Co ltd
Current assignee: Iv Techmould Suzhou Co ltd
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2021-04-30
Anticipated expiration: 2030-07-09

Abstract

The utility model provides an intelligence is structure of loosing core earlier of injection mold's cover half for house product, includes hydro-cylinder body, hydro-cylinder piston rod, hydro-cylinder connecting block, slider locking piece, slider layering, slider back shovel, slider wear pad, slider seat body, slider mold insert, slider inlay needle, plastic product and injection mold, the slider is inlayed the needle and is set up in the slider mold insert to the slider inlays in one end of needle can stretch out the slider mold insert and stretch into injection mold's mould benevolence, injection mold formable plastic product. Intelligence injection mold's for house product cover half structure of loosing core earlier, simple structure, reasonable, convenient to use, the application is with low costs, adaptability is good, under the current technical background condition, adopts the hydro-cylinder to add the drive mode of shifting block, this kind of mode has both utilized the facility of hydro-cylinder and has also considered the factor that the product bore injection pressure, brings more reasonable direction for the quality of product, has very high spreading value.

Description

Fixed die core-pulling structure of injection mold for smart home product

Technical Field

The utility model belongs to the technical field of advance manufacturing and automation, specifically, relate to an intelligent house is structure of loosing core earlier of injection mold's cover half for product.

Background

Along with the rapid development of current economy, smart homes gradually enter the lives of people, the quality of life of people is gradually improved along with the introduction of smart homes, smart homes are an important trend of modern buildings in the informatization process at present, and the practical requirements of consumers for pursuing high quality of life are met. Along with the rapid development of the current internet of things technology, cloud computing technology and the like, a plurality of new technologies play a very important role in an intelligent home control system, and more comfortable and safer services are provided for the home life of people. Products of this type are often appearance pieces, which puts higher demands on the mold technology and development due to the limitations of the product structure.

The structure of the first core-pulling sliding block of the common fixed die mainly comprises: a shifting block driving mode and an oil cylinder direct driving mode.

A driving mode of the shifting block: the opening and closing sequence of the mold needs to be strictly controlled, the mechanical mode is stable in proportion, higher requirements are put on the mold processing, the positioning precision of the mechanical button machine and the template needs to be matched with the mold movement, and the processing cost is increased.

The direct driving mode of the oil cylinder is as follows: the mode is simple, the processing requirement is not high, but the oil cylinder of a product bearing injection molding pressure is easy to retreat under pressure, so that the defects of product burrs, segment difference and the like are generated, and adverse factors are brought to the product quality.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model aims at providing an intelligence is injection mold's for house product cover half structure of loosing core earlier has solved among the prior art shifting block drive positioning accuracy poor, and hydro-cylinder direct drive causes product surface defect's problem easily.

The technical scheme is as follows: the utility model provides a fixed die core-pulling structure of an injection mold for intelligent household products, which comprises an oil cylinder body, an oil cylinder piston rod, an oil cylinder connecting block, a slider locking block, a slider pressing strip, a slider back-shovel, a slider wear-resistant sheet, a slider seat body, a slider insert pin, a plastic product and an injection mold, wherein one end of the oil cylinder piston rod is connected with the oil cylinder body, the oil cylinder connecting block is arranged at one end of the oil cylinder piston rod away from the oil cylinder body, the slider back-shovel is fixedly arranged on the lower end surface of the slider seat body, the slider wear-resistant sheet is fixedly arranged on the upper end surface of the slider seat body, the slider locking block is connected with the oil cylinder connecting block, the lower end part of the slider locking block can penetrate through the slider wear-resistant sheet and extend into the seat body, one end of the slider insert is connected with the slider seat, and one end of the slide block insert pin can extend out of the slide block insert and extend into the die core of the injection mold, and the injection mold can form a plastic product.

Further, foretell smart home products are with injection mold's cover half structure of loosing core earlier, injection mold includes upper fixed plate, hot runner plate, fixed side female die plate, karen mode locking subassembly and movable mould side male die plate, fixed side female die plate and movable mould side male die plate set gradually according to the order from top to bottom, the hot runner plate sets up in fixed side female die plate, the karen mode locking subassembly sets up between fixed side female die plate and movable mould side male die plate.

Further, foretell smart home products are with injection mold's cover half structure of loosing core earlier, be equipped with a set of knockout pin in the movable mould side public template, the upper end of a set of knockout pin can pass movable mould side public template and stretch into in the injection molding product shaping cavity, be equipped with hydro-cylinder system fixed screw on the fixed side female template, the hydro-cylinder body passes through hydro-cylinder system fixed screw and sets up on fixed side female template.

Further, foretell smart home products are with injection mold's cover half structure of loosing core earlier, the lower terminal surface of fixed side female die board is equipped with cavity benevolence, the up end of movable mould side male die board is equipped with core benevolence, the cover of cavity benevolence is established on core benevolence to be equipped with the shaping cavity between core benevolence and the cavity benevolence, the plastics product sets up in the shaping cavity.

Further, foretell smart home products are with injection mold's cover half structure of loosing core earlier, the upper end of hot runner plate is equipped with the flow distribution plate, be equipped with a set of hot runner core in the hot runner plate, the upper end and the flow distribution plate intercommunication of a set of hot runner core to the lower tip of a set of hot runner core can pass movable mould side core board and core insert and stretch into in the shaping cavity.

Further, foretell smart home products are with injection mold's cover half structure of loosing core earlier, the cross-section of hydro-cylinder connecting block is "T" type to the tip bilateral symmetry that the hydro-cylinder connecting block kept away from the hydro-cylinder piston rod is equipped with the extension convex part, the upper end of slider locking piece is equipped with T type draw-in groove, the lower tip of hydro-cylinder connecting block with extend the convex part setting in T type draw-in groove.

Further, foretell smart home products are with injection mold's cover half structure of loosing core earlier, the lower tip of slider locking piece is equipped with the core-pulling part, the cross-section of core-pulling part and slider locking piece is the hook type, be equipped with through-hole one on the slider seat body, through-hole one slope sets up, the core-pulling part sets up in through-hole one to the hydro-cylinder body can drive the core-pulling part and remove in through-hole one.

Further, foretell smart home products are with injection mold's cover half structure of loosing core earlier, the one end that the slider seat body is close to injection mold mould benevolence is equipped with draw-in groove two, the upper end of slider mold insert is equipped with block portion, block portion sets up in draw-in groove two.

Further, foretell smart home products are with injection mold's cover half structure of loosing core earlier, be equipped with hot runner protection bush in the core insert, hot runner protection bush cover is established on the end that the hot runner core stretches into core insert, be equipped with annular bush basin in the hot runner protection bush, bush basin and hot runner core set up with one heart, be equipped with the sealing washer between hot runner protection bush and the core insert.

Further, foretell smart home products are with injection mold's cover half structure of loosing core earlier, be equipped with smart locating component between fixed side female die plate and the movable mould side public template, smart locating component includes smart locating pin, smart position sleeve and a set of smart set of location fixed screw, smart locating pin sets up on the outer wall of fixed side female die plate through a set of smart set of location fixed screw is fixed, smart position sleeve sets up on the outer wall of movable mould side public template through a set of smart set of location fixed screw is fixed, the tip that smart locating pin is close to movable mould side public template is equipped with chamfer one, one side that smart position sleeve is close to fixed side female die plate is equipped with the locating hole, the locating hole is close to and is equipped with chamfer two on the inner wall of fixed side female die plate, smart locating pin can insert in the locating.

Above-mentioned technical scheme can find out, the utility model discloses following beneficial effect has: intelligence injection mold's for house product cover half structure of loosing core earlier, simple structure, reasonable, convenient to use, the application is with low costs, adaptability is good, under the current technical background condition, adopts the hydro-cylinder to add the drive mode of shifting block, this kind of mode has both utilized the facility of hydro-cylinder and has also considered the factor that the product bore injection pressure, brings more reasonable direction for the quality of product, has very high spreading value.

Drawings

Fig. 1 is a top view of a fixed mold core-pulling structure of an injection mold for smart home products according to the present invention;

FIG. 2 is a sectional view of a fixed mold core-pulling structure of the injection mold for smart home products according to the present invention;

FIG. 3 is a front view of a fixed mold core-pulling structure of the injection mold for smart home products according to the present invention;

fig. 4 is a schematic structural view of the injection mold of the present invention;

FIG. 5 is a partial enlarged view of the injection mold of the present invention;

fig. 6 is a schematic structural view of the fine positioning assembly of the present invention;

fig. 7 is a partial enlarged view of the fine positioning module of the present invention.

In the figure: the device comprises an oil cylinder body 1, an oil cylinder piston rod 2, an oil cylinder connecting block 3, a sliding block locking block 4, a sliding block pressing strip 5, a sliding block back-shovel 6, a sliding block wear-resisting sheet 7, a sliding block seat body 8, a sliding block insert 9, a sliding block insert pin 10, a plastic product 11, an injection mold 12, an upper fixing plate 13, a hot runner plate 14, a fixing side female mold plate 15, a clamping and locking assembly 16, a moving mold side male mold plate 17, a jacking pin 18, a female mold core 19, a male mold core 20, a forming cavity 21, a flow distribution plate 22, a hot runner core 23, an extending convex part 24, a T-shaped clamping groove 25, a core pulling part 26, a through hole I27, a clamping groove II 28, a clamping part 29, a protective bushing 30, a bushing water groove 31, a sealing ring 32, a fine positioning assembly 33, a fine positioning pin 34, a fine positioning sleeve 35.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Examples

The fixed die core-pulling-first structure of the injection mold for the intelligent household product comprises an oil cylinder body 1, an oil cylinder piston rod 2, an oil cylinder connecting block 3, a sliding block locking block 4, a sliding block pressing strip 5, a sliding block back-hoe 6, a sliding block wear-resisting sheet 7, a sliding block seat body 8, a sliding block insert 9, a sliding block insert needle 10, a plastic product 11 and an injection mold 12, wherein one end of the oil cylinder piston rod 2 is connected with the oil cylinder body 1, the oil cylinder connecting block 3 is arranged at one end of the oil cylinder piston rod 2 far away from the oil cylinder body 1, the sliding block back-hoe 6 is fixedly arranged on the lower end face of the sliding block seat body 8, the sliding block wear-resisting sheet 7 is fixedly arranged on the upper end face of the sliding block seat body 8, the sliding block locking block 4 is connected with the oil cylinder connecting block 3, the lower end part of the sliding block locking block 4 can penetrate through the sliding block wear-resisting sheet 7, the slide block insert pin 10 is arranged in the slide block insert 9, one end of the slide block insert pin 10 can extend out of the slide block insert 9 and extend into a mold core of an injection mold 12, and the injection mold 12 can mold a plastic product 11.

The injection mold 12 shown in fig. 4 includes an upper fixing plate 13, a hot runner plate 14, a fixing side female mold plate 15, a karen mold locking assembly 16, and a moving side male mold plate 17, the fixing plate 13, the fixing side female mold plate 15, and the moving side male mold plate 17 are sequentially disposed in order from top to bottom, the hot runner plate 14 is disposed in the fixing side female mold plate 15, and the karen mold locking assembly 16 is disposed between the fixing side female mold plate 15 and the moving side male mold plate 17. The injection molding machine is characterized in that a group of ejection needles 18 are arranged in the movable mold side male mold plate 17, the upper end portions of the group of ejection needles 18 can penetrate through the movable mold side male mold plate 17 and extend into a molding cavity of an injection molding product, oil cylinder system fixing screws 40 are arranged on the fixed side female mold plate 15, and the oil cylinder body 1 is arranged on the fixed side female mold plate 15 through the oil cylinder system fixing screws 40. The lower end face of the fixed side female die plate 15 is provided with a female die core 19, the upper end face of the movable die side male die plate 17 is provided with a male die core 20, the female die core 19 is covered on the male die core 20, a molding cavity 21 is arranged between the male die core 20 and the female die core 19, and the plastic product 11 is arranged in the molding cavity 21. The upper end of the hot runner plate 14 is provided with a splitter plate 22, a group of hot runner cores 23 is arranged in the hot runner plate 14, the upper ends of the group of hot runner cores 23 are communicated with the splitter plate 22, and the lower ends of the group of hot runner cores 23 can penetrate through the movable mold side core plate 17 and the core insert 20 and extend into the molding cavity 21.

In the structure, the section of the oil cylinder connecting block 3 is T-shaped, the two sides of the end part of the oil cylinder connecting block 3, which is far away from the oil cylinder piston rod 2, are symmetrically provided with the extending convex parts 24, the upper end part of the sliding block locking block 4 is provided with a T-shaped clamping groove 25, and the lower end part of the oil cylinder connecting block 3 and the extending convex parts 24 are arranged in the T-shaped clamping groove 25. The lower end part of the slide block locking block 4 is provided with a core drawing part 26, the cross sections of the core drawing part 26 and the slide block locking block 4 are in a sickle shape, the slide block seat body 8 is provided with a first through hole 27, the first through hole 27 is obliquely arranged, the core drawing part 26 is arranged in the first through hole 27, and the cylinder body 1 can drive the core drawing part 26 to move in the first through hole 27. One end of the slider seat body 8 close to the mold core of the injection mold is provided with a second clamping groove 28, the upper end of the slider insert 9 is provided with a clamping part 29, and the clamping part 29 is arranged in the second clamping groove 28.

As shown in fig. 5, a hot runner protection bushing 30 is disposed in the core insert 20, the hot runner protection bushing 30 is sleeved on an end portion of the hot runner core 23 extending into the core insert 20, an annular bushing water groove 31 is disposed in the hot runner protection bushing 30, the bushing water groove 31 and the hot runner core 23 are concentrically disposed, and a sealing ring 32 is disposed between the hot runner protection bushing 30 and the core insert 20.

The mode of adding the shifting block through the oil cylinder realizes smooth release of the back-off of the front mold, reduces the mold opening times of an original mold structure, and meanwhile, the hot runner system is adopted for directly feeding the glue into a product, so that the hot runner system is required to protect a lining, and the frequent insertion movement and the incapability of increasing a cooling circulation system of the original design scheme are avoided.

Example two

As shown in fig. 6 and 7, a fine positioning assembly 33 is arranged between the fixed-side female die plate 15 and the movable-side male die plate 17, the fine positioning assembly 33 includes a fine positioning pin 34, a fine positioning sleeve 35 and a set of fine positioning fixing screws 36, the fine positioning pin 34 is fixedly arranged on the outer wall of the fixed-side female die plate 15 through the set of fine positioning fixing screws 36, the fine positioning sleeve 35 is fixedly arranged on the outer wall of the movable-side male die plate 17 through the set of fine positioning fixing screws 36, a first chamfer 37 is arranged at the end of the fine positioning pin 34 close to the movable-side male die plate 17, a positioning hole 38 is arranged at one side of the fine positioning sleeve 35 close to the fixed-side female die plate 15, a second chamfer 39 is arranged on the inner wall of the positioning hole 38 close to the fixed-side female die plate 15, and the.

The fine positioning assembly comprises a male fine positioning pin 34 and a female fine positioning sleeve 35 which are respectively fixed on the fixed side female die plate 15 and the movable die side male die plate 17 which need to be opened and closed. And the fastening bolts are used for fixing. The fine positioning assembly has the following functions: after the injection mold is opened, the precision of opening and closing the mold is ensured, and the using method is to machine a positioning groove on a template, wherein the tolerance is controlled to be 0/+0.01 mm.

The working principle of the fixed die core-pulling structure of the injection mold for the intelligent household product is as follows:

1. the piston rod of the oil cylinder moves upwards under the driving of oil pressure, and the slide block locking block is driven by the connecting block so as to drive the slide block body to move back and forth to be separated from the reverse buckling and normal die assembly;

2. when the insert pin of the mold is separated from the reverse buckle, the bayonet component keeps the male template and the female template not to move;

3. when the stroke of the oil cylinder is completely opened, the fixed side female die plate 15 and the movable die side male die plate 17 are opened under the driving force of the machine platform;

4. and finally, when the mold is completely opened, the ejection system acts the ejection pin to eject the product.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications can be made without departing from the principles of the present invention, and these modifications should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an intelligence is structure of loosing core earlier of injection mold's for house product cover half, its characterized in that: comprises an oil cylinder body (1), an oil cylinder piston rod (2), an oil cylinder connecting block (3), a sliding block locking block (4), a sliding block pressing strip (5), a sliding block back-shovel (6), a sliding block wear-resisting piece (7), a sliding block seat body (8), a sliding block insert (9), a sliding block insert needle (10), a plastic product (11) and an injection mold (12), wherein one end of the oil cylinder piston rod (2) is connected with the oil cylinder body (1), the oil cylinder connecting block (3) is arranged at one end of the oil cylinder piston rod (2) far away from the oil cylinder body (1), the sliding block back-shovel (6) is fixedly arranged on the lower end face of the sliding block seat body (8), the sliding block wear-resisting piece (7) is fixedly arranged on the upper end face of the sliding block seat body (8), the sliding block locking block (4) is connected with the oil cylinder connecting block (3), and the lower end part of the sliding block locking block (4) can penetrate through the sliding, one end of the sliding block insert (9) is connected with the sliding block seat body (8), the sliding block insert pin (10) is arranged in the sliding block insert (9), one end of the sliding block insert pin (10) can extend out of the sliding block insert (9) and extend into a mold core of the injection mold (12), and the injection mold (12) can be used for forming a plastic product (11).

2. The fixed die core-pulling-first structure of the injection mold for the smart home products as claimed in claim 1, which is characterized in that: injection mold (12) include upper fixed plate (13), hot runner plate (14), fixed side female die plate (15), karen mode locking subassembly (16) and movable mould side male die plate (17), fixed plate (13), fixed side female die plate (15) and movable mould side male die plate (17) set gradually according to the order from top to bottom, hot runner plate (14) set up in fixed side female die plate (15), karen mode locking subassembly (16) set up between fixed side female die plate (15) and movable mould side male die plate (17).

3. The fixed die core-pulling-first structure of the injection mold for the smart home products as claimed in claim 2, which is characterized in that: be equipped with a set of knockout needle (18) in movable mould side public template (17), the upper end of a set of knockout needle (18) can pass movable mould side public template (17) and stretch into in the injection moulding product shaping cavity, be equipped with hydro-cylinder system fixed screw (40) on fixed side female template (15), hydro-cylinder body (1) sets up on fixed side female template (15) through hydro-cylinder system fixed screw (40).

4. The fixed die core-pulling-first structure of the injection mold for the smart home products as claimed in claim 3, which is characterized in that: the lower end face of the fixed side female die plate (15) is provided with a female die core (19), the upper end face of the movable die side male die plate (17) is provided with a male die core (20), the female die core (19) is covered on the male die core (20), a forming cavity (21) is arranged between the male die core (20) and the female die core (19), and the plastic product (11) is arranged in the forming cavity (21).

5. The fixed die core-pulling-first structure of the injection mold for the smart home products as claimed in claim 4, which is characterized in that: the hot runner plate is characterized in that a splitter plate (22) is arranged at the upper end of the hot runner plate (14), a group of hot runner cores (23) is arranged in the hot runner plate (14), the upper end of the group of hot runner cores (23) is communicated with the splitter plate (22), and the lower end of the group of hot runner cores (23) can penetrate through a movable mold side male mold plate (17) and a male mold core (20) and extend into a molding cavity (21).

6. The fixed die core-pulling-first structure of the injection mold for the smart home products as claimed in claim 1, which is characterized in that: the cross-section of hydro-cylinder connecting block (3) is "T" type to the tip bilateral symmetry that hydro-cylinder piston rod (2) were kept away from in hydro-cylinder connecting block (3) is equipped with and extends convex part (24), the upper end of slider locking piece (4) is equipped with T type draw-in groove (25), the lower tip of hydro-cylinder connecting block (3) sets up in T type draw-in groove (25) with extending convex part (24).

7. The fixed die core-pulling-first structure of the injection mold for the smart home products as claimed in claim 1, which is characterized in that: the lower end of the sliding block locking block (4) is provided with a core drawing part (26), the cross sections of the core drawing part (26) and the sliding block locking block (4) are sickle-shaped, a first through hole (27) is formed in the sliding block seat body (8), the first through hole (27) is obliquely arranged, the core drawing part (26) is arranged in the first through hole (27), and the oil cylinder body (1) can drive the core drawing part (26) to move in the first through hole (27).

8. The fixed die core-pulling-first structure of the injection mold for the smart home products as claimed in claim 1, which is characterized in that: one end, close to an injection mold die core, of the sliding block seat body (8) is provided with a second clamping groove (28), the upper end portion of the sliding block insert (9) is provided with a clamping portion (29), and the clamping portion (29) is arranged in the second clamping groove (28).

9. The fixed die core-pulling-first structure of the injection mold for the smart home products as claimed in claim 5, which is characterized in that: be equipped with hot runner protection bush (30) in core (20), hot runner protection bush (30) cover is established on hot runner core (23) stretches into the tip of core (20), be equipped with annular bush basin (31) in hot runner protection bush (30), bush basin (31) and hot runner core (23) set up with one heart, be equipped with sealing washer (32) between hot runner protection bush (30) and core (20).

10. The fixed die core-pulling-first structure of the injection mold for the smart home products as claimed in claim 9, which is characterized in that: a fine positioning component (33) is arranged between the fixed side female die plate (15) and the movable die side male die plate (17), the fine positioning component (33) comprises a fine positioning pin (34), a fine positioning sleeve (35) and a group of fine positioning fixing screws (36), the fine positioning pin (34) is fixedly arranged on the outer wall of the fixed side female die plate (15) through a group of fine positioning fixing screws (36), the fine positioning sleeve (35) is fixedly arranged on the outer wall of the male die plate (17) at the side of the movable die through a group of fine positioning fixing screws (36), a first chamfer (37) is arranged at the end part of the fine positioning pin (34) close to the male die plate (17) at the movable die side, one side of the fine positioning sleeve (35) close to the fixed side female template (15) is provided with a positioning hole (38), and a second chamfer (39) is arranged on the inner wall of the positioning hole (38) close to the fixed side female die plate (15), and the fine positioning pin (34) can be inserted into the positioning hole (38).